Nicknamed the “Big Wheel,” a giant, spiral-shaped disk galaxy was spotted in an unusually crowded part of the early universe just two billion years after the big bang ...

After years of observation, researchers concluded that the sudden changes in the galaxy were likely caused by its black hole ...

This NASA/ESA Hubble Space Telescope image features the picturesque spiral galaxy NGC 4941, which lies about 67 million light ...

The James Webb Space Telescope reveals turbulent environments found in Sagittarius C, a core part of our Milky Way galaxy.

Here's an observers' guide to the newly discovered Comet 2025 F2 (SWAN), which is visible in northern skies right now.

We have rounded up the best binoculars for stargazing, perfect for spotting stars, planets, galaxies and more. Pick up a pair to make the most of April's full moon. The are plenty of sights in the ...

A black hole is a terrifying concept, but the mysterious nexus of physics and space-time isn’t always gobbling up matter.

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Apr. 9, 2025 — Astronomers have peered back in time to find what looks like a population of 'hidden' galaxies that could hold the key to unlocking some of the universe's secrets. If their ...

Abstract: Based on ROSAT PSPC pointed obervations, we determine the aggregate X-ray shapes of 10 distant (z = 0.17−0.54 ... the global X-ray ellipticities of the clusters correlate with their blue ...